Product Description

The Collingwood THL3T Thea Lite CSP is a powerful, colour-switchable commercial downlight designed for larger spaces where high light output and efficiency are essential. Ideal for offices, schools, gymnasiums, hotels and shared circulation areas, it provides bright, uniform illumination while helping to reduce energy consumption and running costs.

Featuring an IP54 rating from below, this downlight is protected against water splashes, making it suitable for internal and sheltered external installations. The ultra-slim 33 mm profile, combined with a plug-and-play connector and push-fit loop-in/loop-out terminals, ensures quick and straightforward installation even in shallow ceiling voids.

Key Features

• Tri-CCT selectable: 3000K / 4000K / 6500K for flexible lighting design
• High efficiency of up to 120 lm/W for reduced energy bills
• Simple, fast installation with plug-and-play connectors and push-fit terminals
• UGR 25 compliant for comfortable, glare-controlled lighting in washrooms, stairwells and circulation areas
• IP54 protection from below – resistant to water splashes from any direction
• Low 33 mm depth, ideal for ceilings with limited void space
• TP(a) thermoplastic diffuser and 850 °C glow-wire tested for improved fire safety
• Robust ADC12 aluminium alloy body for long-lasting performance
• Mains dimmable (leading/trailing edge) and 0–10V dimming options

Specification

• Warranty: 5 years
• CRI: >80
• UGR: 25
• IP Rating: IP54 (from below), IP20 (from above)
• Dimming Options: 0–10V and mains dimmable (leading/trailing edge)
• Input Voltage: 220–240V AC
• Ambient Temperature Range: –20°C to +40°C
• Insulation Coverable: No
• Cut-Out Size: 200 mm
• Body Material: ADC12 aluminium alloy, PC, PET
• Electrical Class: Class II
• Beam Angle: 90°
• Colour / Finish: White
• CCT Range: 3000K / 4000K / 6500K
• Efficiency: 110–120 lm/W
• Emergency Lumens: See accessories
• LED Lifetime: L80 50,000 hours
• Power Factor: 0.963
• Diffuser Rating: TP(a)
• Battery Warranty: 3 years
• Connector Type: Push-fit terminal, loop-in / loop-out
• Energy Class: C
• Width: 252 mm
• Length: 252 mm
• Height: 33 mm
• Style: Mains dimmable commercial downlight
• Sensor Option: None
• Emergency Option: None
• Wattage & Lumens: 20W | 2200–2400 lm
• Adjustability: Fixed (not adjustable)

Data Sheet

Click here to download the Collingwood THL3T data sheet